Cheapest one-way flights from Istanbul to Seoul in December from $349

Best time to book flights for Istanbul (IST) to Seoul (ICN) flights at AirHint

AirHint found the following cheapest one-way flights from Istanbul (IST) to Seoul (ICN) in December 2025 (see full year).

One-Way flights

02 Dec MIAT Mongolian Airlines
08 Dec Thai Airways
19 Dec Thai Airways
10 Dec Thai Airways
31 Dec Thai Airways
26 Dec Thai Airways
08 Dec Korean Air direct
19 Dec Korean Air direct
10 Dec Korean Air direct
31 Dec Korean Air direct

Also check the deals for return flights from Istanbul to Seoul in December.

Skyscanner

The deals are updated regularly. The prices may go up as tickets are purchased by other travellers. Only the cheapest flights are offered. Select a price to book and secure these cheap prices.

Book a cheap hotel in Seoul

Cheap car rent in Seoul